Table 2.
Trabecular volumetric BMD at organ and tissue levels and 3D microstructure evaluated by Micro-CT.
| Parameters | SHAM (n = 9) | OVX (n = 9) | Difference (%) | P value |
|---|---|---|---|---|
| Organ BMD (mg/mm3) | 478.5 ± 32.4 | 348.3 ± 41.2 | −27.2a | 0.002 |
| Tissue BMD (mg/mm3) | 820.1 ± 29.7 | 722.7 ± 36.5 | −12.0a | 0.001 |
| BV/TV (%) | 35.2 ± 7.3 | 25.6 ± 5.3 | −28.6a | 0.007 |
| Tb.Th (μm) | 65 ± 7 | 56 ± 7 | −13.8a | 0.027 |
| Tb.Sp (μm) | 177 ± 31 | 211 ± 47 | 19.2a | 0.09 |
| Tb.N (1/mm) | 4.65 ± 0.59 | 3.86 ± 0.48 | −17.0a | 0.006 |
| Structure model index (SMI) | 1.02 ± 0.25 | 1.95 ± 0.31 | 91.2a | 0.033 |
| Degree of anisotropy (DA) | 1.93 ± 0.29 | 2.04 ± 0.26 | 5.7 | 0.396 |
| Connectivity density (1/mm) | 35.6 ± 11.2 | 28.8 ± 9.8 | −19.1 | 0.699 |
Values are expressed as mean ± SD. Difference: OVX versus SHAM, a P < 0.05.